linux-kernel - Re: [PATCH 3/3] SELinux: return -ECONNREFUSED from ip

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Message-ID: <1290004739.14282.73.camel@localhost.localdomain>
Date:	Wed, 17 Nov 2010 09:38:59 -0500
From:	Eric Paris <eparis@...hat.com>
To:	Patrick McHardy <kaber@...sh.net>
Cc:	netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	selinux@...ho.nsa.gov, netfilter-devel@...r.kernel.org,
	equinox@...c24.net, eric.dumazet@...il.com, davem@...emloft.net,
	hzhong@...il.com, jmorris@...ei.org, kuznet@....inr.ac.ru,
	paul.moore@...com, pekkas@...core.fi, sds@...ho.nsa.gov,
	yoshfuji@...ux-ipv6.org
Subject: Re: [PATCH 3/3] SELinux: return -ECONNREFUSED from ip_postroute to
 signal	fatal error

On Wed, 2010-11-17 at 12:43 +0100, Patrick McHardy wrote:
> On 16.11.2010 22:52, Eric Paris wrote:
> > The SELinux netfilter hooks just return NF_DROP if they drop a packet.  We
> > want to signal that a drop in this hook is a permanant fatal error and is not
> > transient.  If we do this the error will be passed back up the stack in some
> > places and applications will get a faster interaction that something went
> > wrong.
> 
> Looks good to me. I'd suggest to have these patches go through Dave's
> tree since I want to make use of the netfilter error propagation
> mechanism to return proper errno codes for netfilter re-routing
> failures.


I'd be happy if Dave pulled patches 1 and 2.  I can resend patch #3 once
I can cajole another of the SELinux maintainers to look at it (I believe
he most likely one is on vacation this week)

-Eric

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